Abstract:
This invention provides an organic electroluminescent element which emits red light with high color purity, high luminance, and high reliability, owing to the compound used therein which has high fluorescence yields and good thermal stability. The organic electroluminescent element which is made up of a glass substrate (1), an ITO transparent electrode (2), a hole transfer layer (6), an electron transfer layer (7), and a metal electrode (3) (which are laminated in the order mentioned), with the hole transfer layer (6) and/or the electron transfer layer (7) being formed of a mixture containing at least one species of the aminostyryl compound represented by the following general formula ÄIÜ, and a hole blocking layer (30) is interposed between the hole transfer layer (6) and the electron transfer layer (7). General formula ÄIÜ Y -CH=CH-X -CH=CH-Y Äwhere, in the general formula ÄIÜ above, X denotes any aryl group such as a phenyl group having a substituent groups such as a nitro group, and Y and Y each is a group having an aminophenyl group in the skeleton.Ü
Abstract:
PROBLEM TO BE SOLVED: To provide a styrylamine derivative with an excellent chemically stable structure to realize an organic electronics using the styrylamine derivative, excellent in carrier transporting property and amorphous property and to provide a method for producing the styrylamine derivative. SOLUTION: The invention relates to the method for synthesizing styrylamine derivative represented by general formula (1) in which three synthetic method is exemplified by using a specific intermediate. (In the formula R 1 -R 6 are each independently a H, a halogen atom, or the like, A 1 -A 3 , B 1 , B 2 are each independently a H, a hydrocarbon group or the like.). COPYRIGHT: (C)2006,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide an organic luminous material which has sufficiently good luminous efficiency, sufficiently good color purity, and high reliability, and is suitable for forming green light-emitting layers, and to provide a method for producing the same. SOLUTION: This organic luminous material is represented by the general formula (1) [(n 1 ) is an integer of 0 to 3; R 1 is a ≤10C alkyl; Ar 1 is a monovalent group derived from a ≤20C monocyclic or condensed ring type aromatic hydrocarbon and may have a ≤10C substituent; Ar 2 is a divalent group derived from a ≤30C ring aggregate formed from a monocyclic or condensed ring type aromatic hydrocarbon having the ring number of 1 to 3 and may have a ≤4C substituent] and is used for the light-emitting layers of green light-emitting elements. COPYRIGHT: (C)2006,JPO&NCIPI
Abstract translation:解决的问题:提供具有足够好的发光效率,足够好的色纯度和高可靠性的有机发光材料,并且适合于形成绿色发光层,并提供其制造方法 。 解决方案:该有机发光材料由通式(1)表示[(n 1 SP>)为0〜3的整数; R 1 SP>是≤10C烷基; Ar 1 SP>是衍生自≤20C单环或稠环型芳族烃的一价基团,可以具有≤10C取代基; Ar 2是衍生自具有1〜3个环的单环或稠环型芳香烃并且可具有≤4C取代基的≤30C环聚集体的二价基团,并且用于 绿色发光元件的发光层。 版权所有(C)2006,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide an organic field light emission element that has a high luminance characteristic, high reliability, and excellent thermal stability, provides an optional emission color of a comparatively long wavelength such as red, and has good color purity, and to provide a light emitting device or a display device using the element. SOLUTION: In the organic field emission element, an anode 2; a hole transport layer 10; an emission layer 11; an electron transport layer 12; and a cathode 3 are stacked on a glass substrate in this order, wherein the emission layer 11 comprises a mixed layer of at least one of styryl compounds corresponding to a general formula, Y-CH=CH-X (where X is an aryl group including a phenyl group having a substituent such as a cyano group or methyl group, and Y is a group having an aminophenyl group as a skeleton); and a material having charge transporting capability. COPYRIGHT: (C)2004,JPO
Abstract:
PROBLEM TO BE SOLVED: To provide an organic electroluminescent device which has a high fluorescence yield, and excellent red color purity, high brightness and stable red luminescence using a compound excellent also in heat stability. SOLUTION: In the organic electroluminescent device, on a glass substrate 1, an ITO transparent electrode 2, a hole transport layer 6, an electron transport layer 7, and a metal electrode 3 are laminated in this order, the hole transport layer 6 and/or the electron transport layer 7 consist of an aminostyryl compound expressed with general formula [I], and a hole blocking layer 30 is provided between the hole transport layer 6 and the electron transport layer 7. In the general formula [I] where X 1 is aryl group, such as phenyl group with substituent, such as nitro group, and Y 1 and Y 2 are groups having aminophenyl group, etc. in their skeletons. COPYRIGHT: (C)2010,JPO&INPIT
Abstract:
PROBLEM TO BE SOLVED: To obtain an anthracene derivative that is preferably useful as a blue luminescent material for an organic electroluminescent element and provides an organic electroluminescent element having high luminous efficiency and excellent life properties. SOLUTION: The anthracene derivative is represented by general formula (1) (X is an arylene group or a bifunctional heterocyclic group; A and B are each an alkyl group, an aryl group or a heterocyclic group and A and B may be mutually bonded to form a ring; Y 1 and Y 2 are each a hydrogen atom, an alkyl group or an alkoxy group; C is an aryl group, a heterocyclic group, a hydrogen atom, an alkyl group or an alkoxy group). COPYRIGHT: (C)2006,JPO&NCIPI
Abstract:
PROBLEM TO BE SOLVED: To provide an organic electroluminescent element improved in electron transportation property, and provide a light emitting device using this. SOLUTION: The organic electroluminescent element 10 is constructed to have at least a luminous layer 5 and an electron transporting layer 6 between a positive electrode 2 and a negative electrode 8, and as a main component of the electron transporting layer 6, an organic compound having as a main skeleton a substituted anthracene which is made by bonding the 9th place carbon atom of anthracene or the 9th place and the 10th place carbon atoms of anthracene with phenyl group and/or naphthyl group is used. Furthermore, this organic electroluminescent element is arranged corresponding to a plurality of picture elements, and thereby a display device of self light-emitting type is formed. COPYRIGHT: (C)2005,JPO&NCIPI